Why are prepositions, conjunctions, and pronouns usually considered poor choices to use as key words? these words must be put in quotes most web pages contain these words urls only use nouns in adresses they are confused with suffix markers

Consider the usual algorithm to convert an infix expression to a postfix expression. suppose that you have read 10 input characters during a conversion and that the stack now contains these symbols: (5 points) | | | + | | ( | bottom |_*_| now, suppose that you read and process the 11th symbol of the input. draw the stack for the case where the 11th symbol is